CN105198370A - High-strength biomass wall and production process thereof - Google Patents
High-strength biomass wall and production process thereof Download PDFInfo
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- CN105198370A CN105198370A CN201510587685.9A CN201510587685A CN105198370A CN 105198370 A CN105198370 A CN 105198370A CN 201510587685 A CN201510587685 A CN 201510587685A CN 105198370 A CN105198370 A CN 105198370A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
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- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention relates to a high-strength biomass wall. The high-tenacity biomass wall is processed through the following steps that 1, plant straw is smashed into powder through a pulverizer, and plant straw powder is obtained; 2, stone, quartz sand and brick fragments are mixed according to any ratio, and smashed to obtain stone powder, and coextrusion forming is carried out. The high-strength biomass wall is high in strength, the mass is smaller than that of a brick wall, and better antifreezing, anti-sunning, cold and hot impact resisting and anti-ageing performance are achieved. Water-based pigments are added to raw materials of the high-strength biomass wall, and color fading can be prevented in the use process.
Description
Technical field
The invention belongs to energy-conserving and environment-protective novel material manufacture field, be specifically related to a kind of high strength biomass body of wall and production technique thereof.
Background technology
Popularizing in recent years along with development of real estate, the worry be treated as in urban construction of building waste, building waste comprises dregs, waste and old concrete, waste and old masonry etc., containing a large amount of silicate resources in building waste, arbitrarily abandon and not only cause environmental pollution, and the waste of resource can be caused.
Straw is also a kind of reproducible resource, and according to incompletely statistics, the output of annual China straw reaches billions of, now imperfect recycling channel, so a lot of direct crop straw burning of people, causes the severe contamination of air and soil.
How discarded resource is recycled again and become a new problem.
Summary of the invention
The object of this invention is to provide a kind of high strength biomass body of wall and production technique thereof, with building waste, stone flour, straw etc. for main raw material, be aided with other auxiliary agents a small amount of, prepare a kind of high strength, indeformable, environmentally friendly, energy-conservation novel wall.
The present invention is achieved through the following technical solutions:
A production technique for high strength biomass body of wall, uses following steps processing:
(1), use pulverizer that straw is carried out fragmentation, be broken into powder, obtain plant straw powder;
(2), by stone, quartz sand, fragment of brick mix in any proportion, smash, obtain stone flour;
(3), by weight 50 parts, magnesium oxide, stone flour 80 parts, aqueous color paste 0.5 part, acrylate copolymer emulsion 2 parts, Low Density Polyethylene 3 parts, polyvinyl alcohol 7.2 parts, poly(lactic acid) 3.5 parts, kaolin 8 parts are mixed, adding bittern, to be adjusted to water content be 25-32%, obtains raw material A; Stone flour 25 parts, plant straw powder 120 parts, vinyl acetate 4.2 parts, polyoxyethylene glycol 2.6 parts, 3.8 parts, aluminium hydroxide, acrylate copolymer emulsion 5 parts are mixed, adding bittern, to be adjusted to water content be 30-35%, obtains raw material B; 50 parts, magnesium oxide, stone flour 50 parts, Graphene 4.5 parts, poly(lactic acid) 3.5 parts, Low Density Polyethylene 6.2 parts, wilkinite 9 parts, organo-siloxane 1.8 parts are mixed, adding bittern, to be adjusted to water content be 22-25%, obtains raw material C;
(4), by raw material C uniform spreading on smooth worktable, obtain raw material C layer, raw material C layer lays glass fiber mesh, then raw material B is laid on glass fibre online, obtain raw material B layer, raw material B layer lays glass fiber mesh, raw material A is laid on glass fibre online, obtain raw material A layer, and use pressing plate gland on raw material A layer;
(5) the raw material compacting under pressure is 3.2-3.5Mpa, step (4) handled well;
(6), by the raw material that step (5) is handled well cut, then use mould to carry out pressurize process, during pressurize, die temperature is 72-75 DEG C, and pressure is 4.2-4.5MPa, soaking time 15-22h, obtains biomass high-intensity wall.
In described stone flour, the part by weight of quartz sand is 3-5%.
Described raw material A layer, raw material B layer, raw material C layer thickness are respectively 5cm, 10cm, 7cm.
Described aqueous color paste is made up by weight ratio of following raw material: polymer emulsion 35-50 part of Tween-20 0.5-1 part, Yelkin TTS 0.1-0.25 part, Styrene-acrylic copolymer, two octadecanol ester 0.26-0.4 part, four (β-(3,5-, tri-grades of butyl-4-hydroxy phenyls) propionic acid) pentaerythritol ester 0.25-0.45 part, potassium sorbate 0.5-1 part, salicylic acid phenyl ester 0.5-0.85 part, titanium dioxide 2-3 part, watersoluble pigment 3-5 part, graphite 0.05-0.1 part, carotene 0.02-0.05 part.
Described straw straw stalk, straw, jowar stalk, cornstalk, cotton stalk, soybean stalk, Pericarppium arachidis hypogaeae, the single use of wood chip or used in combination with arbitrary proportion.
Described stone flour uses building waste, stone, flyash, carbon slag end, coal gangue, river sand, the single use of slag or used in combination with arbitrary proportion.
Described bittern is halogen powder at the saturated solution of 29-30 DEG C, and halogen powder composition is magnesium chloride.
The body of wall that step (6) obtains is heated to 453 DEG C, and increasing extent of temperature is 2-3 DEG C/min, and at 450-455 DEG C of insulation 0.5-1h, be then down to normal temperature, during cooling, cooling extent is 3-5 DEG C/min.
The biomass high-intensity wall that a kind of above-mentioned either method is produced.
Beneficial effect of the present invention: biomass high-intensity wall intensity provided by the invention is high, quality is lighter relative to brick wall, and has well freeze proof, anti-solarization, cold-hot impact, age inhibiting performance; Water-based paint is joined biomass high-intensity wall raw material inner, can prevent from occurring fading in use procedure, through special material proportioning and art breading, promote Corrosion Protection and the aesthetic property of biomass high-intensity wall.
In production method of the present invention, water consumption is few, and without the need to the pollutent such as waste discharge, waste gas in production process, raw material availability reaches more than 98.5%, and energy-conserving and environment-protective are with the obvious advantage.
Preparation method of the present invention is simple, a large amount of straws and building waste etc. are added in raw material, greatly reduce production cost, its cost only has 1/5 of common brick wall, but duration of service can reach more than 50 years, simultaneously can prevent building waste, topsoil that burning of plant straws is brought, for contribution has been made in national energy-saving environmental protection, use laminate structure, glass fiber mesh is laid between adjacent layers, both the intensity of body of wall can have been increased, each interlayer can be made again to connect tightr, slippage between preventing layer be separated, an extrusion molding between different layers, simultaneously interlayer has certain cohesiveness, the mutual compact siro spinning technology of interlayer can be made, promote the intensity of material, owing to the addition of a large amount of straws in the middle layer of body of wall, due to stone flour in the course of processing, the materials such as glass fibre are as support, be aided with other auxiliary agents, straw and stone flour compact siro spinning technology can be made, and due to the snappiness of straw good, stone flour particle diameter is greater than plant straw powder, add and can form bubble small in a large number in biomass high-intensity wall inside man-hour, add straw itself and there is good sound insulation, heat insulation effect, therefore the biomass high-intensity wall that the present invention obtains has good sound insulation, effect of heat insulation, with stone flour etc. for main raw material, also there is excellent flame retardant properties.
Biomass high-intensity wall of the present invention can also repeat to use as raw materials for production after fragmentation, has the effect of obvious energy-conserving and environment-protective.Product of the present invention is not mouldy, in use procedure without toxic substance release, environmental sound.
Biomass high-intensity wall of the present invention is used to replace brick wall can save clay hundred million tons every year, more than one hundred million ton such as building waste, straw can be consumed simultaneously, greatly save clay resource, consumed pollutent, there is great economic worth and market popularization value.
In the present invention, add polymer carrier in the feed and inorganic composition carries out compound, the physicals of body of wall can be made outstanding, make the shock strength of body of wall and tensile strength more excellent, improve the over-all properties of material, also can promote erosion resistance, the acid-proof alkaline of body of wall, prevent body of wall weathering in atmosphere.
Embodiment
A production technique for high strength biomass body of wall, uses following steps processing:
(1), use pulverizer that straw is carried out fragmentation, be broken into powder, obtain plant straw powder;
(2), by stone, quartz sand, fragment of brick mix in any proportion, smash, obtain stone flour;
(3), by weight 50 parts, magnesium oxide, stone flour 80 parts, aqueous color paste 0.5 part, acrylate copolymer emulsion 2 parts, Low Density Polyethylene 3 parts, polyvinyl alcohol 7.2 parts, poly(lactic acid) 3.5 parts, kaolin 8 parts are mixed, adding bittern, to be adjusted to water content be 25-32%, obtains raw material A; Stone flour 25 parts, plant straw powder 120 parts, vinyl acetate 4.2 parts, polyoxyethylene glycol 2.6 parts, 3.8 parts, aluminium hydroxide, acrylate copolymer emulsion 5 parts are mixed, adding bittern, to be adjusted to water content be 30-35%, obtains raw material B; 50 parts, magnesium oxide, stone flour 50 parts, Graphene 4.5 parts, poly(lactic acid) 3.5 parts, Low Density Polyethylene 6.2 parts, wilkinite 9 parts, organo-siloxane 1.8 parts are mixed, adding bittern, to be adjusted to water content be 22-25%, obtains raw material C;
During preparation, to mix with different ratios in the raw material of different layers and add different auxiliary agents, while the intensity of each interlayer can be ensured, reduce production cost, add the non-corrosibility of auxiliary agent rear surface layer simultaneously, cold-hot electuary performance obviously promotes, in middle middle level with stone flour and plant straw powder for main raw material, and based on plant straw powder, ensure that the intensity in middle layer, alleviate weight, promote the sound insulation of composite bed, heat insulation effect.
(4), by raw material C uniform spreading on smooth worktable, obtain raw material C layer, raw material C layer lays glass fiber mesh, then raw material B is coated in glass fibre online, obtain raw material B layer, raw material B layer lays glass fiber mesh, raw material A is coated in glass fibre online, obtain raw material A layer, and use pressing plate gland on raw material A layer; Use glass fiber mesh at interlayer, the connection of each interlayer can be made tightr, the separation between preventing layer and slippage, and also have obvious lifting to the intensity of body of wall.
(5) the raw material compacting under pressure is 3.2-3.5Mpa, step (4) handled well; By a three-decker extrusion molding, make interlayer interlaced, promote the intensity of the connection of interlayer, prevent from being separated, and once shaped ensure that the intensity of body of wall entirety, also saves the operation of processing and the loss of energy, reduce production cost.
(6), by the raw material that step (5) is handled well cut, then use mould to carry out pressurize process, during pressurize, die temperature is 72-75 DEG C, and pressure is 4.2-4.5MPa, soaking time 15-22h, obtains biomass high-intensity wall.
(7), by the body of wall that step (6) obtains be heated to 453 DEG C, increasing extent of temperature is 2-3 DEG C/min, and at 450-455 DEG C of insulation 0.5-1h, be then down to normal temperature, during cooling, cooling extent is 3-5 DEG C/min; Carry out isothermal holding, wall body structure can be made more stable, intensification and cooling process can promote body of wall cold-and-heat resistent electuary performance, and at this temperature, the gasifying stalk of minute quantity, forms pore in body of wall inside, strengthen the sound insulation of body of wall, effect of heat insulation.
In described stone flour, the part by weight of quartz sand is 3-5%.It is tight that the too low meeting of quartz sand content causes stone flour to bond, and quartz sand too high levels causes the rear connection of processing not only to cause surface peeling when producing because quartz sand expands.
Described stone flour uses building waste preparation.
Described raw material A layer, raw material B layer, raw material C layer thickness are respectively 5cm, 10cm, 7cm.This thickness proportion can ensure the intensity of body of wall, promotes the sound insulation of body of wall, effect of heat insulation, reduces costs simultaneously.
Described aqueous color paste is made up of following raw material: polymer emulsion 35-50 part of Tween-20 0.5-1 part, Yelkin TTS 0.1-0.25 part, Styrene-acrylic copolymer, two octadecanol ester 0.26-0.4 part, four (β-(3,5-, tri-grades of butyl-4-hydroxy phenyls) propionic acid) pentaerythritol ester 0.25-0.45 part, potassium sorbate 0.5-1 part, salicylic acid phenyl ester 0.5-0.85 part, titanium dioxide 2-3 part, watersoluble pigment 3-5 part, graphite 0.05-0.1 part, carotene 0.02-0.05 part.This mill base is pollution-free, environmental protection, bright in colour, uses this kind of water-based paint to be conducive to promoting the anti-oxidant and ultraviolet resistance on body of wall top layer, through it being made in high temperature, situation of being exposed to the sun still to ensure nondiscoloration with other raw material compounds.
Other environment-friendly water-based mill bases can also be used in the present invention.
Described straw straw stalk, straw, jowar stalk, cornstalk, cotton stalk, soybean stalk, Pericarppium arachidis hypogaeae, the single use of wood chip or used in combination with arbitrary proportion.
Described stone flour uses building waste, stone, flyash, carbon slag end, coal gangue, river sand, the single use of slag or used in combination with arbitrary proportion.
Described stone flour is 40 object powder.
Described plant straw powder is 50 object powder.Plant straw powder particle diameter is less than stone flour, can makes to add man-hour, increase voidage at interlayer, promote the sound insulation of body of wall, effect of heat insulation.
Regulating in step (3) in the present invention during water content to use bittern to regulate.
The biomass high-intensity wall that a kind of aforesaid method is produced.
Body of wall of the present invention and existing brick wall performance comparison table
| Kind | Solid clay brick wall | Structural clay tile wall | Body of wall of the present invention |
| Summer heat-proof quality | Thermal insulation is general | Thermal insulation is general | Thermal insulation is good |
| Rainy season water permeability resistance | Generally | Generally | Excellent |
| Water-repellancy | Waterproof is general | Waterproof effect is poor | Good water-proof effect |
| Form keeps the time limit | About 10-15 | 5-8 | More than 50 years |
| Ultimate compression strength after 1 year | 3.2MPa | 2.95MPa | 4.3MPa |
| Ultimate compression strength after 5 years | 2.95MPa | 2.6MPa | 4.25MPa |
| Density (kg/m 3） | 2500-3800 | 1400-2000 | 800-900 |
| Sound absorption coefficient | 0.18 | 0.28 | 0.36 |
Table 1.
Claims (9)
1. a production technique for high strength biomass body of wall, is characterized in that, uses following steps processing:
(1), use pulverizer that straw is carried out fragmentation, be broken into powder, obtain plant straw powder;
(2), by stone, quartz sand, fragment of brick mix in any proportion, smash, obtain stone flour;
(3), by weight 50 parts, magnesium oxide, stone flour 80 parts, aqueous color paste 0.5 part, acrylate copolymer emulsion 2 parts, Low Density Polyethylene 3 parts, polyvinyl alcohol 7.2 parts, poly(lactic acid) 3.5 parts, kaolin 8 parts are mixed, adding bittern, to be adjusted to water content be 25-32%, obtains raw material A; Stone flour 25 parts, plant straw powder 120 parts, vinyl acetate 4.2 parts, polyoxyethylene glycol 2.6 parts, 3.8 parts, aluminium hydroxide, acrylate copolymer emulsion 5 parts are mixed, adding bittern, to be adjusted to water content be 30-35%, obtains raw material B; 50 parts, magnesium oxide, stone flour 50 parts, Graphene 4.5 parts, poly(lactic acid) 3.5 parts, Low Density Polyethylene 6.2 parts, wilkinite 9 parts, organo-siloxane 1.8 parts are mixed, adding bittern, to be adjusted to water content be 22-25%, obtains raw material C;
(4), by raw material C uniform spreading on smooth worktable, obtain raw material C layer, raw material C layer lays glass fiber mesh, then raw material B is coated in glass fibre online, obtain raw material B layer, raw material B layer lays glass fiber mesh, raw material A is coated in glass fibre online, obtain raw material A layer, and use pressing plate gland on raw material A layer;
(5) the raw material compacting under pressure is 3.2-3.5Mpa, step (4) handled well;
(6), by the raw material that step (5) is handled well cut, then use mould to carry out pressurize process, during pressurize, die temperature is 72-75 DEG C, and pressure is 4.2-4.5MPa, soaking time 15-22h, obtains biomass high-intensity wall.
2. the production technique of a kind of high strength biomass body of wall according to claim 1, is characterized in that: in described stone flour, the part by weight of quartz sand is 3-5%.
3. the production technique of a kind of high strength biomass body of wall according to claim 1, is characterized in that: described raw material A layer, raw material B layer, raw material C layer thickness are respectively 5cm, 10cm, 7cm.
4. the production technique of a kind of high strength biomass body of wall according to claim 1-3 any one, it is characterized in that: described aqueous color paste is made up by weight ratio of following raw material: Tween-20 0.5-1 part, Yelkin TTS 0.1-0.25 part, polymer emulsion 35-50 part of Styrene-acrylic copolymer, two octadecanol ester 0.26-0.4 part, four (β-(3, 5-tri-grades of butyl-4-hydroxy phenyls) propionic acid) pentaerythritol ester 0.25-0.45 part, potassium sorbate 0.5-1 part, salicylic acid phenyl ester 0.5-0.85 part, titanium dioxide 2-3 part, watersoluble pigment 3-5 part, graphite 0.05-0.1 part, carotene 0.02-0.05 part.
5. the production technique of a kind of high strength biomass body of wall according to claim 1-3, is characterized in that: described straw straw stalk, straw, jowar stalk, cornstalk, cotton stalk, soybean stalk, Pericarppium arachidis hypogaeae, the single use of wood chip or used in combination with arbitrary proportion.
6. the production technique of a kind of high strength biomass body of wall according to claim 1-3, is characterized in that: described stone flour uses building waste, stone, flyash, carbon slag end, coal gangue, river sand, the single use of slag or used in combination with arbitrary proportion.
7. the production technique of a kind of high strength biomass body of wall according to claim 1-3, is characterized in that: described bittern is halogen powder at the saturated solution of 29-30 DEG C, and halogen powder composition is magnesium chloride.
8. the production technique of a kind of high strength biomass body of wall according to claim 1-3, it is characterized in that: the body of wall that step (6) obtains is heated to 453 DEG C, increasing extent of temperature is 2-3 DEG C/min, at 450-455 DEG C of insulation 0.5-1h, then be down to normal temperature, during cooling, cooling extent is 3-5 DEG C/min.
9. the biomass high-intensity wall of a claim 1-9 either method production.
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| CN106082803A (en) * | 2016-06-08 | 2016-11-09 | 刘高志 | A kind of materials for wall of energy-conserving and environment-protective and preparation method thereof |
| CN108059434A (en) * | 2017-12-15 | 2018-05-22 | 德华兔宝宝装饰新材股份有限公司 | A kind of stalk inorganic adhesive and preparation method thereof |
| CN108147732A (en) * | 2016-12-03 | 2018-06-12 | 化晨冰 | A kind of composite pole |
| CN108147775A (en) * | 2017-12-15 | 2018-06-12 | 德华兔宝宝装饰新材股份有限公司 | A kind of fire-retardant heat insulation compression plate and preparation method thereof |
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